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10 Smallest Frogs and Toads in the World

Here’s my list of the 10 smallest frogs and toads in the world. I determined the order by the frog’s max size. This is what my research found but if you find a smaller one, don’t hesitate to holla at me.

Paedophryne_kathismaphlox
Image By Fred Kraus – Kraus F (2010) New genus of diminutive microhylid frogs from Papua New Guinea. ZooKeys 48: 39–59. doi:10.3897/zookeys.48.446, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=10595008

At 10.9 mm, Paedophryne kathismaphlox is 10th smallest frog in the world.

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Stumpffia yannik measures in at 9.8 –10.6 mm, making it the 9th smallest frog

1280px-Sechellophryne_gardineri
Image by Evan Pickett

Gardiner’s frog (Sechellophryne gardineri) is only 10.1 mm long, make it the 8th smallest frog.

Eleutherodactylus_iberia10
Image by Pierre Fidenci

Monte Iberia eleuth (Eleutherodactylus iberia) maxes out at 10 mm. 7th smallest frog

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Izecksohn’s toad (Brachycephalus didactylus) is only 9.8 mm long. It’s the 6th smallest frog

Paedophryne_verrucosa2

Image By Fred Kraus – At the lower size limit for tetrapods, two new species of the miniaturized frog genus Paedophryne (Anura, Microhylidae) doi:10.3897/zookeys.154.1963, CC BY 3.0, https://commons.wikimedia.org/w/index.php?curid=17670695

Paedophryne verrucosa is the 5th smallest frog, only being 9.3 mm max.

Paedophryne_dekot2

Paedophryne dekot is the 4rd smallest frog in the world. It measures in at a max of 9 mm.

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Stumpffia contumelia is the 3rd smallest frog, measuring between 8.0 –8.9 mm

1024px-Paratype_of_Paedophryne_swiftorum.png
Image By Rittmeyer EN, Allison A, Gründler MC, Thompson DK, Austin CC – (2012). “Ecological Guild Evolution and the Discovery of the World’s Smallest Vertebrate”. PLoS ONE 7: e29797. DOI:10.1371/journal.pone.0029797., CC BY 2.5, https://commons.wikimedia.org/w/index.php?curid=18014489

The second smallest frog in the world is the Paedophryne swiftorum measuring in at 8.6 mm.

Paratype_of_Paedophryne_amauensis_(LSUMZ_95004)
Image By Rittmeyer EN, Allison A, Gründler MC, Thompson DK, Austin CC – E. N. Rittmeyer et al. (2012). “Ecological Guild Evolution and the Discovery of the World’s Smallest Vertebrate”. PLoS ONE 7: e29797. DOI:10.1371/journal.pone.0029797. → Figure 2 → tiff, CC BY 2.5, https://commons.wikimedia.org/w/index.php?curid=18014488

The smallest frog in the world is Paedophryne amauensis. It is only 7.9 mm long.

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